[INFO] cloning repository https://github.com/tobz/firecracker-vsock-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tobz/firecracker-vsock-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobz%2Ffirecracker-vsock-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobz%2Ffirecracker-vsock-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f6bc47d0a18b4064c964b267c5b5299e4494c82
[INFO] checking tobz/firecracker-vsock-playground against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobz%2Ffirecracker-vsock-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tobz/firecracker-vsock-playground
[INFO] finished tweaking git repo https://github.com/tobz/firecracker-vsock-playground
[INFO] tweaked toml for git repo https://github.com/tobz/firecracker-vsock-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tobz/firecracker-vsock-playground on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tobz/firecracker-vsock-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f157a7949e0ab7d0ec097a16016fe38070491af64f915766882bfccaf587e5af
[INFO] running `Command { std: "docker" "start" "-a" "f157a7949e0ab7d0ec097a16016fe38070491af64f915766882bfccaf587e5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f157a7949e0ab7d0ec097a16016fe38070491af64f915766882bfccaf587e5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f157a7949e0ab7d0ec097a16016fe38070491af64f915766882bfccaf587e5af", kill_on_drop: false }`
[INFO] [stdout] f157a7949e0ab7d0ec097a16016fe38070491af64f915766882bfccaf587e5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fa1c25ab42a415eaea8db47f4f75b1c75c4c4cace7d0c51c1a0ce21d697619f
[INFO] running `Command { std: "docker" "start" "-a" "6fa1c25ab42a415eaea8db47f4f75b1c75c4c4cace7d0c51c1a0ce21d697619f", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.18
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking vsock v0.3.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling prost-types v0.11.9
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling tonic-build v0.8.4
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking h2 v0.3.19
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir/lib/proto)
[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.8.3
[INFO] [stderr]     Checking tokio-vsock v0.4.0
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:200:42
[INFO] [stdout]     |
[INFO] [stdout] 200 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 201 | |                         let inner = inner.0;
[INFO] [stdout] 202 | |                         let method = ExecuteSvc(inner);
[INFO] [stdout] 203 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                         Ok(res)
[INFO] [stdout] 211 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:215:41
[INFO] [stdout]     |
[INFO] [stdout] 215 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 216 | |                         Ok(
[INFO] [stdout] 217 | |                             http::Response::builder()
[INFO] [stdout] 218 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 224 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:216:25
[INFO] [stdout]     |
[INFO] [stdout] 216 | /                         Ok(
[INFO] [stdout] 217 | |                             http::Response::builder()
[INFO] [stdout] 218 | |                                 .status(200)
[INFO] [stdout] 219 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 222 | |                                 .unwrap(),
[INFO] [stdout] 223 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:200:42
[INFO] [stdout]     |
[INFO] [stdout] 200 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 201 | |                         let inner = inner.0;
[INFO] [stdout] 202 | |                         let method = ExecuteSvc(inner);
[INFO] [stdout] 203 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                         Ok(res)
[INFO] [stdout] 211 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:215:41
[INFO] [stdout]     |
[INFO] [stdout] 215 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 216 | |                         Ok(
[INFO] [stdout] 217 | |                             http::Response::builder()
[INFO] [stdout] 218 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 224 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/proto-a2cb0167bd9923cf/out/processor.rs:216:25
[INFO] [stdout]     |
[INFO] [stdout] 216 | /                         Ok(
[INFO] [stdout] 217 | |                             http::Response::builder()
[INFO] [stdout] 218 | |                                 .status(200)
[INFO] [stdout] 219 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 222 | |                                 .unwrap(),
[INFO] [stdout] 223 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proto` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `proto` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "6fa1c25ab42a415eaea8db47f4f75b1c75c4c4cace7d0c51c1a0ce21d697619f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa1c25ab42a415eaea8db47f4f75b1c75c4c4cace7d0c51c1a0ce21d697619f", kill_on_drop: false }`
[INFO] [stdout] 6fa1c25ab42a415eaea8db47f4f75b1c75c4c4cace7d0c51c1a0ce21d697619f
